The PS-G524C4 has 24 10/100/1000M UTP/STP RJ45 ports with Auto-MDI/MDIX and 4 SFP combo ports supporting Mini-GBIC modules, giving you great network flexibility. The PS-G524C4 has advanced security and management features. An advanced Access Control List and strong safeguard provide security coverage from core to edge and protect against broadcast storm, ARP and Denial-of-Service attacks, etc. L2 to L4 Quality of Service provide enhanced traffic management capabilities to move your data smoother and faster. And you can manage your network easily by Web GUI or CLI, SNMP and RMON. The PS-G524C4 is a high performance and cost effective access-edge solution for workgroups and departments requiring.